Bar code scanner



FIG. 1 is a perspective view of a bar code scanner showing our new design, on a reduced scale relative to the other figures;

FIG. 2 is a front view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line drawing of a cord in FIGS. 1, 3, 4, 5, 6 and 7 is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a bar code scanner, as shown and described. 